This risk grade is only for reference. Investor should not require Qilu Bank to take responsibilities based on the risk grade.
该评级仅供参考，投资者不得基于该风险评级要求齐鲁银行承担责任。
The ternary refrigeration technology was developed by ABB Lummus Ltd. , based on binary refrigeration technology. It was first used in the ethylene plant of Qilu Petrochemical Company Ltd. in China.
报道三元制冷技术在齐鲁乙烯装置二次扩建改造过程中的首次应用，总结了试运行中开车方式的选择、接丙烯流程的修改；
Based on suitable oxidant and dosage in determination of total phosphate in Qilu circulating water and wastewater, optimal wave length and coloration conditions were selected to do experiments.
针对齐鲁分公司循环水、污水样品中总磷酸盐的测定中适宜的氧化剂及用量，选择最佳测定波长和显色条件进行了试验。
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